A、Δ<sub>rsub>Hθ<sub>msub>〉0 B、Δ<sub>rsub>Hθ<sub>msub>〈0 C、Δ<sub>rsub>Hθ<sub>msub>=0 D、无法判断
A、Δ<sub>rsub>Hθ<sub>msub>〉0 B、Δ<sub>rsub>Hθ<sub>msub>〈0 C、Δ<sub>rsub>Hθ<sub>msub>=0 D、无法判断
A、Δ<sub>rsub>Hθ<sub>msub>〉0,Δ<sub>rsub>Sθ<sub>msub>〉0 B、Δ<sub>rsub>Hθ<sub>msub>〉0,Δ<sub>rsub>Sθ<sub>msub>〈0 C、Δ<sub>rsub>Hθ<sub>msub>〈0,Δ<sub>rsub>Sθ<sub>msub>〈0 D、Δ<sub>rsub>Hθ<sub>msub>〈0,Δ<sub>rsub>Sθ<sub>msub>〉0
A、θ>θ<sub>1sub>>θ<sub>2sub> B、θ<sub>1sub>>θ<sub>2sub>>θ C、θ<sub>2sub>>θ>θ<sub>1sub> D、θ<sub>1sub>>θ>θ<sub>2sub>
A、{T<sub>(1)sub>≥t<sub>0sub>} B、{T<sub>(2)sub>≥t<sub>0sub>} C、{T<sub>(3)sub>≥t<sub>0sub>} D、{T<sub>(4)sub>≥t<sub>0sub>}
A、Δ<sub>rsub>Hmθ是C<sub>2sub>H<sub>5sub>OH(l)的标准摩尔燃烧焓 B、Δ<sub>rsub>Hmθ〈0 C、Δ<sub>rsub>Hmθ=Δ<sub>rsub>Umθ D、Δ<sub>rsub>Hmθ不随温度变化而变化